Inside the hood of the Infiniti QX80 full-size SUV is a 5.6-liter V-8 engine paired to a seven-speed automatic transmission good for 400 horsepower and 413 pound-feet of torque, good enough to tow 8,500 pounds.

Inside the hood of the Infiniti QX80 full-size SUV is a 5.6-liter V-8 engine paired to a seven-speed automatic transmission good for 400 horsepower and 413 pound-feet of torque, good enough to tow 8,500 pounds.